truther

(redirected from 9/11 Truth Movement)
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truth·er

 (tro͞o′thər)
n.
One who believes that the government or another powerful agency is conspiring to conceal the truth about its role in an event such as an assassination or an act of terrorism, such as the 9/11 attacks.

truther

(ˈtruːθə)
n
a person who does not believe the official account of the 9/11 attacks on the US and who seeks to uncover the ‘truth’ about the events of that day